8724220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7151}}^1$

素因数の和:7221

約数の個数: 24

約数和(自身を含む): 18623808

約数和(自身を除く): 9899588

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 7151, 14302, 28604, 35755, 71510, 143020, 436211, 872422, 1744844, 2181055, 4362110, 8724220]

約数ペア:

[(1, 8724220), (2, 4362110), (4, 2181055), (5, 1744844), (10, 872422), (20, 436211), (61, 143020), (122, 71510), (244, 35755), (305, 28604), (610, 14302), (1220, 7151)]